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Modèle: Airbag System
marque: HTD
Origin: CHINE
Lieu d'origine: CHINE
Positionnement d'estampage de précision des métaux :
Nos composants métalliques à haute résistance, y compris le boîtier de gonflage HTD, constituent l'épine dorsale structurelle des modules d'airbags automobiles. Fabriquées à partir d'alliages spécialisés, ces pièces constituent le noyau du récipient de confinement haute pression, conçues pour résister à une chaleur extrême et à des forces d'impulsion instantanées. Grâce à des processus de formage avancés, nous garantissons une étanchéité fiable et une intégrité structurelle sous la contrainte. Ces composants garantissent que les forces de déploiement explosives sont canalisées avec précision dans le coussin, fournissant ainsi la barrière de sécurité ultime pour la protection des occupants dans les moments critiques.
Paramètres de performance clés de l'estampage :
| Category | Specific Parameters | Test Standard |
| Primary Material | High-strength aluminum alloy (e.g., A356), Stainless steel, Reinforced engineering plastic (PPS/PA66-GF50) | Customer-specified / Material certification standard |
| Pressure Resistance | Static burst pressure ≥ 35 MPa; Dynamic impact resistance ≥ 150% of standard requirement | ISO 12097 / Customer DV testing |
| Sealing Grade | Helium leak rate ≤ 1×10⁻⁷ mbar·L/s, meeting lifetime sealing requirements | Enterprise standard / Helium mass spectrometry leak test |
| Operating Temperature | -40℃ ~ +110℃ (long-term), Peak temperature resistance ≥ 170℃ (short-term) | ISO 16750 |
| Structural Design | Integrated mounting flange and locating features, with internal metal reinforcement inserts, fool-proof design | 3D dimensional report / Fixture validation |
| Process Characteristics | Precision die casting/injection molding, internal cavity surface roughness Ra ≤ 1.6μm, Cleanliness level ≤ mg | VDA 19 / ISO 16232 |
| Safety Compliance | Complies with IMDS declaration requirements, meets OEM material and process specifications | Supports PPAP submission |



| Step | Core Process | Key Technical Points | Output Standard |
| 1 | Design & Simulation Validation | Static/Dynamic CAE, Mold flow & Tolerance analysis | Simulation report approved, design frozen |
| 2 | Precision Forming | HPDC/Injection molding, precise mold temp. control, vacuum degassing | Casting/molding free of cold shuts/porosity, dimensions OK |
| 3 | Precision Machining & Cleaning | CNC machining of critical features, multi-stage ultrasonic cleaning + vacuum drying | Dimensional CPK≥1.67, reliable connection points |
| 4 | Welding & Sealing Assembly | Laser welding (seam) or precision press-fitting (seal) | 100% helium leak test pass, weld NDT pass |
| 5 | Full Performance Test & Traceability | Burst pressure test, seal test, 100% dimensional check, cleanliness verification | 100% tested, full process traceability per part |
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